def running():
    for turn,x,y in chessmen:
        if turn == 10:
            pygame.draw.line(screen,red,(200*x,200*y),(200+200*x,200+200*y),5)
            pygame.draw.line(screen,red,(200+200*x,200*y),(200*x,200+200*y),5)
        if turn == -10:
            pygame.draw.ellipse(screen, red, (x*200+20,y*200+20,150,150), 5)
